Seventh-grader Sasha Menshikov is finishing the school year at a new school and lives with his aunt Nina in a small picturesque town. Sasha's mother, a famous scientist, brought him here from Moscow for the duration of her next expedition. Things didn't work out with Sasha's classmates; after school, he often walks alone in nature. One day in the forest, Sasha finds a little fox caught in a trap. Having learned that poachers are hunting for the fox cub, the boy hides him in a dugout deep in the forest and begins to nurse him. This begins a touching and adventurous story about friendship, responsibility and justice.
Katya has a powerful gift: she sees ghosts. When her twin sister disappears, Katya begins a desperate search. Police insist her sister doesn’t exist, that she is a figment of Katya’s twisted imagination. However, during her search Katya discovers that there is a serial killer loose on the streets, and her sister is one of his victims. There is still hope to save her, but in a dark and mysterious city full of secrets, you can’t trust anyone. Not even yourself...